Senior Test Engineer (API)

Sopra Steria is one of the largest tech industry players in Europe, operating in nearly 30 countries with over 55,000 employees. The Polish branch in Katowice serves as a Global Delivery Center since 2007 with around 1,000 specialists. The Digital Platform Services department specializes in cloud, operating systems, virtualization, databases, backup, storage, networking, and security. The Application Services department handles software development, data engineering, testing services, CRM, ITSM, ERP platform integrations, and application management for customers in Scandinavia, Benelux, France, Germany, Switzerland, and the UK.

• Proven experience with Contract Based Testing (consumer driven contracts, contract versioning strategies)
• Strong experience in API testing: REST, HTTP methods, status codes, JSON
• Experience with contract testing tools such as Pact, Spring Cloud Contract, or similar
• Hands on experience with Oracle WebLogic Server including testing services deployed on WebLogic, understanding of domains, managed servers, clusters, and basic familiarity with WebLogic logging and diagnostics
• Experience working with Oracle Linux including command line usage, log analysis, and basic shell scripting
• Solid understanding of CI/CD concepts and integrating tests into pipelines (e.g. Jenkins, GitLab CI, Azure DevOps)
• Version control using Git
• Fluent English: B2/C1
• Openness to occasional business trips abroad and visits to the office in Katowice
• Located in Poland with EU citizenship

API Contract Testing:

• Design, implement, and maintain API contracts
• Develop and execute Contract Based Tests (Consumer driven contracts, Provider side contract verification)
• Validate API implementations deployed on Oracle WebLogic Server
• Integrate contract and API tests into CI/CD pipelines
• Test REST APIs hosted on WebLogic for correct request/response schemas, backward compatibility, error handling, and exception mapping
• Analyze and report contract violations and test failures
• Collaborate closely with API and middleware development teams, consuming teams, WebLogic and DevOps engineers
• Work with and manage test environments on Oracle Linux
• Support testing across multiple WebLogic domains and environments (DEV, TST, ACC, PRD)
• Document contracts, test logic, and findings clearly

Legacy Test Modernization:

• Inventory and analyze existing Excel based test suites with VBA macros
• Assess quality, coverage, maintainability, and risks of legacy Excel tests
• Translate Excel/VBA based tests into API tests targeting WebLogic hosted services, Contract Based Tests, and automated tests suitable for CI/CD
• Migrate test data from Excel to JSON or YAML files, structured test data sources, test fixtures
• Ensure functional equivalence between legacy Excel tests and new automated tests
• Gradually phase out Excel/VBA as a testing tool
• Coach teams in transitioning from Excel driven testing to automated API and contract testing

Only candidates located in Poland with EU citizenship can be considered for cooperation.